body {
  font-family: Microsoft Yahei,-apple-system,PingFang SC,Helvetica Neue,Helvetica,Arial,Hiragino Sans GB,WenQuanYi Micro Hei,sans-serif;
}
.banner {
  width: 100%;
  background: url(home-banner@2x.jpg) 0% 0% / cover no-repeat;
}
.logo {
  width: 100px;
}
.bg-gray {
  background-color: #f4f4f4 !important;
}
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  margin-bottom: 1rem;
  font-size: 2rem;
  color: #fff;
  border-radius: .75rem;
}
@media (min-width: 768px) {
  .logo {
    width: 162px;
  }
  .display-md-6 {
    font-size: 2.25rem !important;
  }
  .w-md-50 {
    width: 50% !important;
  }
}

@media (min-width: 992px) {
  .display-lg-5 {
    font-size: 3rem !important;
  }
  .fs-lg-3 {
    font-size: 1.75rem !important;
  }
  .w-lg-100 {
    width: 100% !important;
  }
}